DDSY3533 electronic single-phase prepaid energy meter is suitable for active energy metering with a frequency of 50Hz or 60Hz. It is installed in indoor or outdoor meter boxes for use. Suitable for ambient temperature -20 ~ +50 °C, relative humidity does not exceed 85%, and the surrounding air should not have corrosive gases, to avoid dust, salt spray, condensation and other effects.

DDSY3533 pre-paid electricity form two-wire state grid meter case liquid crystal display card reader recharge meter using microelectronics technology to measure energy, in line with GB/T17215.321-2008 and GB/T18460.3-2001 standard meter, fully shielded, Fully sealed structure, using advanced SCM processing system for data acquisition, processing and preservation, with good anti-electromagnetic interference, low self-consumption and energy saving, high precision without calibration, anti-electricity, high overload, long life .

Main features: Application of computer management, after the purchase of electricity, after the use of electricity; in the rated current range can limit the maximum use of power; a form of a card, special card, lost card without loss of electricity, make-up card reuse; electric card can be two-way transmission Data; can automatically power off the alarm users purchase electricity; when the electricity is zero, it will automatically switch off and power off; and it has a certain anti-theft software design.